QB/T 2662-2004 Timers for electric motor-operated household microwave ovens
Some standard content:
ICS39.040.10
Classification number: Y11
Registration number: 15127-2005
Light Industry Standard of the People's Republic of China
QB/T2662—2004
Motor timer for household microwave oven
Motor timer for household microwave oven2004-12-14Developer
National Development and Reform Commission of the People's Republic of China2005-06-01Implementation
This standard is under the jurisdiction of China Light Industry FederationTechnical Committee: This standard is under the jurisdiction of National Clock Standardization Center. This standard was drafted by Ningbo Dingcun Instrument Co., Ltd.Foreword
Drafting persons: Ma Yuan, He Shubo, Teng Wenjin, Le Ping, Chu Bo. This standard is first issued
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QB/T2662—2004
Motor-type household microwave oven timer
QB/T2662-2004
This standard specifies the product classification, requirements, test methods, inspection rules and labeling, packaging, and packaging of the timer (hereinafter referred to as timer) used in household microwave ovens. The standard is applicable to the motor-type timer used in household microwave ovens with a power source of micro motors and a contact value of less than 15.
2 Normative references
The clauses in the following documents shall be regarded as the clauses of this standard through reference in this standard. For dated references, the subsequent original modification (excluding the dated text) or revision shall not apply to the technical standard. However, all parties who reach a consensus on the standard are encouraged to study whether the latest version of the document can be adopted. For all referenced documents with a date noted, their or newer versions apply to this standard. (B2423.3-1993 Electrical and electronic equipment - Environmental testing - Current process testing - Constant heat test method GR/T2829.1-2003 Counted single inspection - Part 1, Acceptance quality limit (AQL) inspection plan for batch inspection (B/T2829-2002 Periodic inspection - Counted selection sequence and table applicable to process stability recovery inspection) (B14536.1-1998 Household and similar electric automatic control belts - Part 1: Pressure requirements G14536.2-1995 Household and similar electric automatic control belts - Part 1: Pressure requirements G14536.2-1995 Household and similar electric automatic control belts - Part 1: Pressure requirements Carrier similar pressure electric automatic control, household appliances with special requirements for controllers (B14536.8-1996 household and similar electric automatic controls. Special requirements for timers 3 Product classification, naming and parameters 3.1 Classification 3.1.1 Classification by timing speed 8) Single-speed timer (small mark); Dual-speed timing belt (indicated by the spelling S) 3.1.2 Classification by additional functions Timer without signaling function (non-destructive) b. Timer with power estimation function (expressed by Chinese pinyin L) b. Timer with power estimation function (expressed by Chinese pinyin K) b. Timer with power estimation function (expressed by Chinese pinyin K) c. According to the structure, single-axis timer without power control function (not marked) b. Timer with power control function (expressed by Roman numerals) QB/T282-2004 3.2 Naming and indication: |tt||Design sequence special (using Arabic mathematics Yi Er
Structure code
Test code 5
Report code
Timing code
Timing tour, single wheel for points,
Used the number Ning to represent
Motor
Home mystery wave protection
Timer
Counting sequence special, must be clean, often will, report a ratio, double speed, heart city national certificate heart motor meaning home microwave guide old device table small position: I w r> hll s T, KI/t
3.3 Parameters
3.3.1 Basic parameters
Determined Fh: a. 220V.1
Rated power: 50[
Rated medium current: 15A.
Price micro power internal efficiency: 0.9.
3.3.2 Technical parameters
Working voltage range: 187..242V/4..93V.~ac121V. Motor power: 2.5W .
Motor load rating: Class A.
4. Requirements
4.1 Insulation resistance between the timing live part and the non-live part of the fuse - not less than 100MS. 4.2 Electrical strength
The timer is subjected to an electrical frequency test of 50Hz, positive 100V for 1min, and there should be no internal leakage or wear. 4.3 Moisture and heat resistance
The timer is subjected to an electrical frequency test of 50+2, with a relative sensitivity of 100%-95%. Under the increasing service conditions, after 48h, the following requirements shall be met: the insulation resistance between the ends and the metal shall meet the requirements of 1.2. 4.4 Working reliability: The working time of the upper and lower parts shall be reliable, the soft area of the shaft shall be cleared: the compensation time shall be fertilized, the operating rate shall be controlled, the small position of the switch shall be connected with the office time and the accuracy shall be consistent with the requirements of Table 1: 4.5 Timing range , reverse breaking time and degree
QB/T2662-2HU4
Space timer Feng navigation point connection time and degree, square variable control plan contact point each gear position connection and protection pay time characteristics should comply with Table 1 current extension Table 1
power alliance control point transmission equal Zhejiang state time and degree clever rate cat for love
connection leaf can:
public break H
squeeze control 9
Note 1: The action cycle of the dynamic benefit inspection is Yao, the power is hard and hard and can be divided into grades, and can be reversed. 2: The temperature of the three working points is determined by the example. 4. 6 Xi point pressure
The positive force of the fixed pay point should not be less than 0.3.
4.7 point connection resistance
The timer can be connected to the positive layer of the positive layer is not greater than 502. 10. Contact time and indication:
4.8 Contact connection ability
The timing indication can be effective under the condition of non-effective center, and the contact will not fall off with a constant current of 1.5, and can continue to connect or disconnect. 4.9 Humidity rise
4.9.1 Under the condition of 30℃ or less: the pole number of the timer contact is not more than T65K, 4.9.2 Under the condition of ambient temperature not exceeding 30℃, the temperature rise limit of the motor unit should not exceed 60K. 4.10 Appearance
4.10.1 The parts should be free of rust, deformation and blockage that affects the quality, and the parts should be designed without defects. 4.10.2 The surface of the parts should be smooth and uniform: the parts should not cause cracks, and there should be no radiation, gas pools, scratches or other degradation of the product quality.
4.11 Installation and main dimensions
4.11.1 Installation and main dimensions shall be determined by both parties. 4.11.2 The rotation angle of the complete return device shall be in accordance with the product specification, with a tolerance of ±5°. 4.11.9 The power of the timer control shaft shall be in accordance with the product specification, with a tolerance of ±5°. 4.12 The ringing torque of the timer shall not be less than 85dRA)
4.13 The operating torque of the main control shaft shall comply with the "listed regulations") The timing + shaft change torque is (10Nm~Q.40Nm: b) The timing power control probe is 0.04N·m~.25·4.14 The distance between the contact points of the timer should not be less than 1.0
QB/T2 662—2004
4.15 Spindle push-pull strength
The timer can withstand a static pressure of 120N, and the pulling is small. There is no obvious sound, and the axle does not move obviously in the direction of the vehicle. 4.16 Terminal strength
The timer terminal can withstand a pulling pressure of 80N and there should be no deformation and movement: 4.17 Mounting ear strength
The mounting ear of the timer can withstand a static pressure of 200N and there should be no deformation, double marks and damage. 4.18 The vibration-resistant
timer is subjected to a vibration test with a full grip width of 3mm and a frequency of 22. The fasteners should not be loose, the earth contact connection time should meet the requirements of 1, the contact pressure should meet the requirements of 46, the insulation resistance should not be less than 10M2, and the electrical illumination should meet the requirements of 4.2. 4.19 After the heat-resistant
timer is placed in an environment of 8℃ for 48h, the plastic parts should not be deformed or cracked, and the earth contact test time should meet the requirements of the table. 4.20 After the cold-resistant
timer is placed in a temperature range of 20℃ for 48h, the material parts should not be deformed or cracked, and the connection time should meet the requirements of 1. 4.21 The high-temperature working
timer should not stop in an environment of 75℃. 4.22 The low-temperature working
timer should not stop in an environment of 15℃. 4.23 Resistance to cold and hot shock
The timer is subjected to cold and hot shocks of 20°C and 20°C respectively. The single material parts shall not be deformed or cracked. When 1 point is connected, the door shall meet the requirements of 1. The continuous current shall not be less than 110m2. The electrical strength shall meet the requirements of 4.2. 4. 24 Shaft and block strength
The timer shaft and the switch shall withstand 1N-m torque. The timing cable shall not be damaged. The contact time shall meet the requirements of the table. 4.26 Forced cycle life
Timer under the conditions specified in 3.3.1, the number of cycles should be no less than 50,000; 4.26 Natural cycle life
Timer under the conditions specified in 3.3.1, the number of cycles should be no less than 50,000; 5.1 Test environment
Unless otherwise specified, the test environment shall be 15℃~35℃, and the relative humidity shall not exceed 0%: 5.2 Instruments
5.2.1 The electrician instruments used for testing shall have an accuracy of less than 0.5 grade (except power factor meter and megohmmeter); 5.2.2 The instruments used for measuring accuracy shall have an error of less than F+0.5: 5.2.3 The relative error of the instruments used for measuring the recording time shall not exceed 5%; 5.2.4 The instruments used for measuring contact force and the rotational speed shall be less than 4 grades. 5.2.5 The relative error of the instruments used for measuring torque shall not exceed 5%. 5.2. For the length gauge, the grade shall not be lower than Grade 2. 5.3 Insulation resistance
Insulation resistance shall be tested according to 13.1 of GB14536.21996 and GB14536.81996 in GB14516.1-199R, and the result shall meet the requirements of 4.1.
5.4 Electrical strength
Electrical strength shall be tested according to 11.2 of GB14536.1-1998 and GB14536.21996 and GB14536.8-1996, and the result shall meet the requirements of 4.2.
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5.5 Moisture and heat resistance
QB,T 26622004
The timer is tested according to GR2423.31993. After the test, the table is kept dry at the temperature of the test bench. The test result should meet the requirements of 4.3.
5. Daily workability
The timer is placed on the test bench in the vertical direction of the main axis and the horizontal direction of the main axis. 1. Connect the power supply. When the power supply changes within the range specified in 3.3.2, check the action status of the timer. The result should meet the requirements of 4.1. 5. Check the timing range, on and off Time and accuracy 5.7.1 Test the on-off measurement of the installed position weight
device, half direction: the terminal is external, 5.7.2 Main contact connection time
timing station After connecting to the power supply, rotate the main shaft to the full release degree within 2, with the contact connection time as the starting point and the disconnection time as the end point. Repeat three times and take the arithmetic average. The result should meet the requirements of 4.5. 5.7.3 Power control contact on-off time measurement timing After connecting to the power supply, rotate the power control shaft to the front position of each gear. Test, measure two complete angular positions five times in a row, take the arithmetic mean of the corresponding contact pressure, and the result shall meet the requirements of 4.5. 5.8 Contact pressure
Measure the contact pressure with the dynamometer, measure the contact pressure three times each, take the arithmetic mean, the result shall meet the requirements of 4.6.
5.9 Contact resistance
Put the timer in the circuit of 3.3.1, rotate the upper shaft to an angle of (90\1 0\) position, make it return to the original position: reverse operation three times, the recovery time is not less than 10min, and then use the contact resistance meter to measure the contact resistance of the energy point. The result should meet the requirements of 4.7. 5.10 Contact breaking capacity
Timer + contact and power control sensitive point are connected in series with the load, and the power control group is placed in 130\ position. Perform 3 full stroke natural circuit breaking tests in succession. If each test exceeds 1min, the result should meet the requirements of 4.8. 5.11 Temperature rise
5. 11.1 Melting point temperature rise
Weld the thermocouple probe to the back of the contact vice and the melting point. When the timer is continuously operated under the conditions specified in 3.3.1, the main contact temperature rise is measured by the temperature rise method. The rate should meet the requirements of 4.9.1. 5.11.2 Motor winding temperature rise
When the timer is at an ambient temperature of 2 °C, measure the motor winding temperature rise and record the ambient temperature. Then, the timer is continuously operated under the conditions specified in 3.3.1 until the motor reaches thermal stability (the motor housing temperature does not change much within 30 min. + 1.5 °C). Use the resistance method to measure the motor winding self-contained resistance R and record the ambient temperature. The winding source value is determined by formula (1). The result should meet the requirements of 4.9.2.
At (R-)x(233+(-n)
Wherein:
is the current of the motor winding, in Kelvin (K); R
is the current at the beginning of the test, in ohms; (2) is the current at the end of the test, in ohms;
is the ambient temperature at the beginning of the test point, in degrees Celsius; (1)
QR/T2662-2002
5.12 Appearance
is measured under indoor white light, and the results shall comply with the requirements of 4.0; 5.13 Installation and dimensions||tt ||The length of the product can be measured with a pole-standing instrument. The results should meet the requirements of 4.11. 5.14
Put the timer core vertically downward on the test bench 1. The spindle needle needs to be reversed when the main shaft rotates to a certain angle. When the instrument is in the middle, the sound level meter probes are positioned in the four directions respectively. The measurement is 6 meters away from the center of the wheel. The average vertical distance of the product section is taken as the call point. The results should meet the requirements of 4.12. 5.15 Operating torque
The car and the item are controlled horizontally. Use a small range or a plate foundation to measure. The diameter of the plate is 40, the quality is not more than 0.1, and the brick code falls into the net. The work example is to move the company in the direction of the plan, and the torque is calculated according to the basic quality and the diameter of the work. The detection stand can be measured at two heights. The six directions of clockwise and counterclockwise should be measured to the maximum and minimum values of each independent work on the full stroke. The minimum value should meet the requirements of 1,13 meters.
5.16 Job point spacing
H period: The necessary monthly display contact is still equipped with a feeler gauge to measure the single, and the result should meet the requirements of 4.14. 5.17 Auxiliary tensile strength
The device is determined by the fixed support policy. 120V static force and tensile force are applied to the timer main shaft respectively. The work is 15, and the result is about the same. 4.15 requirements,
5.18 Electrode strength
Put the fixture back to the bracket, apply a static pressure of N on the upper side, and the result meets the requirements of 4.16.
5.19 Mounting ear strength
Install the fixture on the rack, and the static pressure between the main shaft and the mounting plate is 1. The result meets 2.1? Seek.
5.20 Vibration
Fix the fixture on the frequency of the vibration test machine, and vibrate 10mn up and down under the bars of 4.18, front and back, left and right, and the results should meet 4. 18 requirements.
5.21 Heat-resistant
The timer is packed in a plastic bag and placed in an environment of <30°C for 48 hours. It will recover for 23 hours at an ambient temperature of 5.1. The system will meet the requirements of 1.19.
5.22 Cold-resistant
The timer is packed in a plastic bag and placed in an environment of <-20°C for 48 hours. It will recover for 2 hours at an ambient temperature of 5.1. The system will meet the requirements of 4.20.
5. 23 High temperature working
After being subjected to the effect of 30m in (75±5) environment, the device is subjected to the natural cycle operation for 1:3 times, and the result shall meet the requirements of 4.21. 5.24 Low temperature working
After being placed in the environment of (-15+5) for 30m, the device is subjected to the natural cycle operation for 73 times, and the result shall meet the requirements of 4.22. 5.25 Cold and hot shock resistance
The device is subjected to the effect of 30m in (80±3) environment, and then is subjected to the natural cycle operation for 1:3 times, and the result shall meet the requirements of 4.22. 5.25 Cold and hot shock resistance
After the device is subjected to the effect of 30m in (80±3) environment, the device is subjected to the natural cycle operation for 1:3 times, and the result shall meet the requirements of 4.22. The result should meet the requirements of 4.23 and 5.26. The main shaft and the stopper should be connected to the clockwise and clockwise rotation limit positions, and the torque should be 1V in the rotation direction: KANIY KAa=15%. The result should meet the requirements of 4.24. 5.2° Forced cycle life test QH/T2662-2334 Forced cycle life test is carried out by the machine, and the timer is in 3.3.1 Under the specified conditions, the rate of (10+1) times/min must be used, the step angle is not less than 240", and each setting point must be on and off, the load and the power control contact are connected, the rate control shaft is at the position of 130\, and the above reverse operation is considered as one time. The control seat is used at a frequency of (10+1) times/m to stop the reverse operation: full as: change. After 50000 actual tests, the results should meet the requirements of 4.25. 5.28 Natural cycle life
In the natural cycle test machine L for 1. The timing contains the specified conditions of 3.3.: Each change in reverse angle is not less than 240°, let it return naturally. The load and the power control contacts will be connected, the rate control shaft is at the position of 130\, and the above reverse operation is considered as one time. The control seat is used at a frequency of (10+1) times/m to stop the reverse operation: full as: change. After 50000 actual tests, the results should meet the requirements of 4.25. 5.28 Natural cycle life
In the natural cycle test machine L for 1. The timing contains the specified conditions of 3.3.: Each change in reverse angle is not less than 240°, let it return naturally. The shaft is placed at 130°. After 5000 tests, the requirements of 4.20 are given to the applicant.
6 Inspection rules
61 The inspection rules are divided into factory inspection and internal inspection. 6.2 Sampling
The oil sampled should be pre-selected to ensure that the sample has good performance.6.3 Factory inspection
6.3.1 The small factory inspection includes direct resistance and electrical strength. In addition, it is carried out in accordance with GB 2828.1-2003, using a one-time sampling system: it does not meet the classification, inspection standard, and multiple quality records (AQI.》 and underwater inspection state 2. Table 2
Unqualified classification
Inspection items
On-site inspection|| tt||Specify: Range, on-off time and accuracy
Safety requirements
Light thrust
Pulling test plan
3.2 The above detailed plan is only for reference and can be used when the supply and demand parties propose sample proposals: the supply and demand party shall formulate a sample plan.
8.3.3 The submission of sample products shall be carried out in accordance with the provisions of GB/12828.1-2003 for the delivery of sample products, which can be negotiated by both parties.
6.3.4 This inspection process shall follow the transfer standards and procedures of GBT2828.1-2003 for normal, small and relaxed inspections. 6.3.5 According to 6.4.~6.4.4 Determine the customer's top, and search the sampling plan in GB/T2828.12003 to determine the size of the column and the number of acceptance and rejection.
6.3.6 For the determination of whether the test is acceptable or not, the acceptance determination in GB/T2828.:2003 shall be followed.
6.3.7 After the core test, the acceptance and rejection of the test piece and the treatment of the test piece shall be in accordance with the provisions of GB/12828.1-2003.
6.3.B, the two safety requirements of insulation and air strength in the test shall be met by a single inspection method, and the acceptance number shall be zero. 2
QB/T 2662-2004
The sample for random inspection is the supply and demand of the company. If there is one sample that does not meet the requirements, it will be judged as unqualified: the manufacturer is allowed to take measures to improve the unqualified products until they are qualified! 6.4 Type inspection
In the following cases, type inspection shall be carried out 6.4.1
New products or old products shall be tested for trial production and identification. After the product structure, materials and process have changed significantly, which may affect the product performance: 3. Regular annual production, regular or cumulative production, once a year, two years after the product is put into production;
When the national quality inspection agency proposes type inspection. Type inspection shall be carried out in accordance with the provisions of G2R29-2002, and the sampling plan shall be adopted. The inspection date, sample information and non-conforming level (KQ) are shown in Table 3: Table 3 || tt||Unqualified classification
Test function
Workability
Specified government specification, breaking leaf interval and rotation
Contact pressure
Cross-point supercenter
Point breaking capacity
Installation and key appearance record
Operation tips
Point ratio
1: Push control strength
Safety check ear strength
Main and gear block strength
Time inspection
Guanghu work
According to the city's environmental life
Test method
Note 1: Self-ignition environmental special test is determined by supply and demand: Net 2: For inspection items with a sample size of 3, only 1 unqualified product is allowed to appear in the core inspection B
HY KANY Ka
6.43 According to the above items, search GB/T2829-2002 quality scheme, Table 3, QB/T2662-2004
6.4.4 Type test samples are taken from a batch or the next batch of samples manufactured by our company and tested by the factory. 6.4.5 Before the test, all samples taken from the batch are tested! Item H of the test: If there is an unqualified sample: the product of the current cycle should be replaced, but it is not used as a judgment of the type test and the use of the body. 6.4.6 When testing the type, first test according to Table 3, 1.2, 7, 4, 10, and then divide it into six groups, three per year. The first year is tested according to item 4:311: the second year is tested according to item 13, 6, 21; the first year is tested according to item 17.19, 14 Inspection: The first group of 15, 20, [2 top inspection: the fifth group according to 5, 15 inspection: the eighth group according to 16.22 inspection 6.4.7 After the sample is inspected: the test is carried out according to GHT2829-20K2 periodic inspection. The qualified or unqualified division is violated.
6.4.9 The type of operation of the whole operation of the trade efficiency GB/2829-2003 mountain periodic inspection store can be carried out. 6.4.9 The detailed sampling plan of the type inspection can also be provided before the demand is double force. 6.4.10 Type inspection, the edge also resistance, the device contains wheat, the heat one item of the family requires the use of the detention inspection method, see - report sample, qualified before the division, the sample size is determined by both parties before, for the remaining samples: separate inspection must be carried out, if there is a support item that does not meet the standard, the type inspection does not meet the standard. The manufacturer of unqualified products is allowed to take measures and continue to withdraw after improvement until the products are qualified: 7 Marking, packaging, transportation, storage
71 The product shall be marked with the following: e) Manufacturer name or registered trademark:
b) Product number:
e) Rated power and rated current;
d Manufacturing date.
7.2 How to pack the timer? If ten timers are packed into one box: The timers shall be separated by pads. 7.3 Each packing box shall have the following markings: The packing box shall be firm, durable and suitable for long-term use: The manufacturer's address, manufacturer's name and trademark; b) Product type and model; year (pieces); packing box dimensions (mm: x); use of standard abbreviations and grades: "Handle with care", "Preferably", "Avoid moisture" and other markings. 7.4 During the timer, avoid rain, lake, vibration or control. 7.5 The timer shall be stored in a well-ventilated environment: There shall be no volatile gases in the air.1"2003 oil sample product delivery regulations, which can be negotiated by both parties.
6.3.4 This inspection process should follow the transfer standards and procedures of GBT2828.1-2003-1 normal, small and relaxed inspections. 6.3.5 According to the customer requirements determined in 6.4.~6.4.4, the sampling plan in GB/T2828.12003 is retrieved to determine the column size and the number of acceptance and rejection.
6.3.6 Whether to conduct inspection according to this method, The acceptance of the cold test should be determined by the company in GB/T2828.:2003. The acceptance should be determined in accordance with the provisions of 6.3.7. The acceptance and non-hanging of the core and the acceptance of the film should be in accordance with the provisions of GB/12828.1-2003. The insulation test and the air strength test should be carried out in accordance with the safety requirements of 6.3.B. The blade should be sampled once and the acceptance number should be zero. 2
QB/T 2662-2004
The sample for random inspection shall be the supply and demand of the two inspections. For the sample that is not inspected, all the samples shall be inspected. If one sample does not meet the requirements, the inspection shall be judged as unqualified: the manufacturer is allowed to take measures to improve the unqualified products and the sample can be inspected until they meet the requirements! 6.4 Type inspection
In the following cases, type inspection shall be carried out 6.4.1
New products or old products shall be inspected for trial production or for identification after the production, and the structure, materials and process have changed significantly, which may affect the product performance: When the product is put into production, the product shall be inspected periodically or after a certain period of time, once a year, two years after the product is put into production; When the national quality inspection agency requires the type inspection. The standard test is carried out in accordance with the provisions of G2R29-2002, and the sampling plan (D) II is adopted. The test date, 8.4.2, unqualified classification, sample information and unqualified oxygen level (KQ) are shown in Table 3: Table 3 Unqualified classification Test function Workability Standard, break time and rotation Contact pressure method Overshoot point Intercepting point Intercepting capacity Installation and key appearance design Operation tips
Point ratio
1: Push control strength
Safety school ear strength
Main and block strength
Time view
Guanghu Shangzuo
According to the city's environmental protection life
Test party full
Note 1: Spontaneous combustion environmental protection special pre-test is determined by supply and demand: Net 2: The number of samples for the inspection items is 3, and only 1 unqualified product B is allowed in the inspection
HY KANY Ka
6.43 According to the above items, search GB/T2829-2002 quality scheme, Table 3, QB/T2662-2004
6.4.4 For type test, samples are taken from a batch or the next batch of samples manufactured by our company and tested by the machine. 6.4.5 Before the test, all samples taken from the batch are tested! If there are unqualified samples, the samples should be replaced by the products of the current cycle, but they are not used as the basis for judging the quality of type test. 6.4.6 For type test, firstly test according to items 1.2, 7, 4, and 10 in Table 3, and then divide them into six groups, three per year. First: 4:311 items inspection: First: 13, 6, 21 items inspection; First: 17, 19, 14 top inspection: First: 15, 20, [2 top inspection: Fifth: 5, 15 items inspection: Eighth: 16, 22 items inspection 6.4.7 After the sample inspection: The qualified or unqualified division shall be carried out according to the GHT2829-20K2 periodic inspection.
6.4.9 The periodic inspection of the type inspection can be carried out according to GB/2829-2003. 6.4.9 The detailed sampling plan of the type inspection can also be provided for the demand. 6.4.10 Type inspection, insulation resistance, heat sink, etc. are all required to be inspected by the inspection method. The sample is reported once, and the qualified sample is determined before the sample is drawn. The sample size is determined by both parties before the inspection. The remaining samples must be inspected. If one item does not meet the requirements, the type inspection shall be conducted. The manufacturer of unqualified products is allowed to take measures and continue to draw samples after improvement until they meet the requirements. 7 Marking, packaging, transportation, storage
71 The following are marked in the mark: e) Manufacturer name or registered trademark:
b) Product number:
e) Rated power and rated current;
d Manufacturing date.
7.2 How to pack the timer? If ten timers are packed in one box: The timers are separated by pads. 7.3 Each packing box shall have the following markings: The packing box shall be firm, durable and suitable for long-term use: The manufacturer's address, manufacturer's name and trademark; b) Product type and model; year (pieces); packing box dimensions (mm: x); use of standard abbreviations and grades: "Handle with care", "Preferably", "Avoid moisture" and other markings. 7.4 During the timer, avoid rain, lake, vibration or control. 7.5 The timer shall be stored in a well-ventilated environment: There shall be no volatile gases in the air.1"2003 oil sample product delivery regulations, which can be negotiated by both parties.
6.3.4 This inspection process should follow the transfer standards and procedures of GBT2828.1-2003-1 normal, small and relaxed inspections. 6.3.5 According to the customer requirements determined in 6.4.~6.4.4, the sampling plan in GB/T2828.12003 is retrieved to determine the column size and the number of acceptance and rejection.
6.3.6 Whether to conduct inspection according to this method, The acceptance of the cold test should be determined by the company in GB/T2828.:2003. The acceptance should be determined in accordance with the provisions of 6.3.7. The acceptance and non-hanging of the core and the acceptance of the film should be in accordance with the provisions of GB/12828.1-2003. The insulation test and the air strength test should be carried out in accordance with the safety requirements of 6.3.B. The blade should be sampled once and the acceptance number should be zero. 2
QB/T 2662-2004
The sample for random inspection shall be the supply and demand of the two inspections. For the sample that is not inspected, all the samples shall be inspected. If one sample does not meet the requirements, the inspection shall be judged as unqualified: the manufacturer is allowed to take measures to improve the unqualified products and the sample can be inspected until they meet the requirements! 6.4 Type inspection
In the following cases, type inspection shall be carried out 6.4.1
New products or old products shall be inspected for trial production or for identification after the production, and the structure, materials and process have changed significantly, which may affect the product performance: When the product is put into production, the product shall be inspected periodically or after a certain period of time, once a year, two years after the product is put into production; When the national quality inspection agency requires the type inspection. The standard test is carried out in accordance with the provisions of G2R29-2002, and the sampling plan (D) II is adopted. The test date, 8.4.2, non-conforming classification, sample information and non-conforming oxygen level (KQ) are shown in Table 3: Table 3 Non-conforming classification Test function Workability Standard, break time and rotation Contact pressure method Over-center point Breaking capacity Installation and key appearance design Operation tips
Point ratio
1: Push control strength
Safety school ear strength
Main and block strength
Time view
Guanghu Shangzuo
According to the city's environmental protection life
Test party full
Note 1: Spontaneous combustion environmental protection special pre-test is determined by supply and demand: Net 2: The number of samples for the inspection items is 3, and only 1 unqualified product B is allowed in the inspection
HY KANY Ka
6.43 According to the above items, search GB/T2829-2002 quality scheme, Table 3, QB/T2662-2004
6.4.4 For type test, samples are taken from a batch or the next batch of samples manufactured by our company and tested by the machine. 6.4.5 Before the test, all samples taken from the batch are tested! If there are unqualified samples, the samples should be replaced by the products of the current cycle, but they are not used as the basis for judging the quality of type test. 6.4.6 For type test, firstly test according to items 1.2, 7, 4, and 10 in Table 3, and then divide them into six groups, three per year. First: 4:311 items inspection: First: 13, 6, 21 items inspection; First: 17, 19, 14 top inspection: First: 15, 20, [2 top inspection: Fifth: 5, 15 items inspection: Eighth: 16, 22 items inspection 6.4.7 After the sample inspection: The qualified or unqualified division shall be carried out according to the GHT2829-20K2 periodic inspection.
6.4.9 The periodic inspection of the type inspection can be carried out according to GB/2829-2003. 6.4.9 The detailed sampling plan of the type inspection can also be provided for the demand. 6.4.10 Type inspection, insulation resistance, heat sink, etc. are all required to be inspected by the inspection method. The sample is reported once, and the qualified sample is determined before the sample is drawn. The sample size is determined by both parties before the inspection. The remaining samples must be inspected. If one item does not meet the requirements, the type inspection shall be conducted. The manufacturer of unqualified products is allowed to take measures and continue to draw samples after improvement until they meet the requirements. 7 Marking, packaging, transportation, storage
71 The following are marked in the mark: e) Manufacturer name or registered trademark:
b) Product number:
e) Rated power and rated current;
d Manufacturing date.
7.2 How to pack the timer? If ten timers are packed in one box: The timers are separated by pads. 7.3 Each packing box shall have the following markings: The packing box shall be firm, durable and suitable for long-term use: The manufacturer's address, manufacturer's name and trademark; b) Product type and model; year (pieces); packing box dimensions (mm: x); use of standard abbreviations and grades: "Handle with care", "Preferably", "Avoid moisture" and other markings. 7.4 During the timer, avoid rain, lake, vibration or control. 7.5 The timer shall be stored in a well-ventilated environment: There shall be no volatile gases in the air.2, 7, 4, 10 items are tested, and then divided into six groups, three per year. The first: 4: 311 items are tested: the first: 13, 6, 21 items are tested; the first: 17, 19, 14 items are tested: the second: 15, 20, [2 items are tested: the fifth: 5, 15 items are tested: the eighth: 16, 22 items are tested. 6.4.7 After the sample is inspected: the qualified or unqualified ones are divided according to the GB/2829-20K2 periodic inspection.
6.4.9 The treatment of type inspection can be carried out according to GB/2829-2003 periodic inspection. 6.4.9 The detailed sampling plan of type inspection can also be provided for double force testing. 6.4.10 Type inspection, insulation resistance, heat sink, etc. are all required to be inspected by the inspection method. The sample is reported once, and the qualified sample is determined before the sample is drawn. The sample size is determined by both parties before the inspection. The remaining samples must be inspected. If one item does not meet the requirements, the type inspection shall be conducted. The manufacturer of unqualified products is allowed to take measures and continue to draw samples after improvement until they meet the requirements. 7 Marking, packaging, transportation, storage
71 The following are marked in the mark: e) Manufacturer name or registered trademark:
b) Product number:
e) Rated power and rated current;
d Manufacturing date. bZxz.net
7.2 How to pack the timer? If ten timers are packed in one box: The timers are separated by pads. 7.3 Each packing box shall have the following markings: The packing box shall be firm, durable and suitable for long-term use: The manufacturer's address, manufacturer's name and trademark; b) Product type and model; year (pieces); packing box dimensions (mm: x); use of standard abbreviations and grades: "Handle with care", "Preferably", "Avoid moisture" and other markings. 7.4 During the timer, avoid rain, lake, vibration or control. 7.5 The timer shall be stored in a well-ventilated environment: There shall be no volatile gases in the air.2, 7, 4, 10 items are tested, and then divided into six groups, three per year. The first: 4: 311 items are tested: the first: 13, 6, 21 items are tested; the first: 17, 19, 14 items are tested: the second: 15, 20, [2 items are tested: the fifth: 5, 15 items are tested: the eighth: 16, 22 items are tested. 6.4.7 After the sample is inspected: the qualified or unqualified ones are divided according to the GB/2829-20K2 periodic inspection.
6.4.9 The treatment of type inspection can be carried out according to GB/2829-2003 periodic inspection. 6.4.9 The detailed sampling plan of type inspection can also be provided for double force testing. 6.4.10 Type inspection, insulation resistance, heat sink, etc. are all required to be inspected by the inspection method. The sample is reported once, and the qualified sample is determined before the sample is drawn. The sample size is determined by both parties before the inspection. The remaining samples must be inspected. If one item does not meet the requirements, the type inspection shall be conducted. The manufacturer of unqualified products is allowed to take measures and continue to draw samples after improvement until they meet the requirements. 7 Marking, packaging, transportation, storage
71 The following are marked in the mark: e) Manufacturer name or registered trademark:
b) Product number:
e) Rated power and rated current;
d Manufacturing date.
7.2 How to pack the timer? If ten timers are packed in one box: The timers are separated by pads. 7.3 Each packing box shall have the following markings: The packing box shall be firm, durable and suitable for long-term use: The manufacturer's address, manufacturer's name and trademark; b) Product type and model; year (pieces); packing box dimensions (mm: x); use of standard abbreviations and grades: "Handle with care", "Preferably", "Avoid moisture" and other markings. 7.4 During the timer, avoid rain, lake, vibration or control. 7.5 The timer shall be stored in a well-ventilated environment: There shall be no volatile gases in the air.
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